Answer:
This is driven by a number of factors, alone or in combination, such as drought, climatic shifts, tillage for agriculture, overgrazing and deforestation for fuel or construction materials
Explanation:
Answer: Statute, quote, photograph
Explanation:
A quote coming from a real person great credibility, a photograph taken and I certain point time shows what has or what had taken place, and a statute is a written law which is factual.